﻿<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <title>404 页面未找到</title>
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <style>
        body {
            background: linear-gradient(135deg, #f8fafc 0%, #e0e7ef 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            min-height: 100vh;
            margin: 0;
            font-family: 'Segoe UI', 'Microsoft YaHei', Arial, sans-serif;
        }
        .container {
            background: #fff;
            border-radius: 16px;
            box-shadow: 0 8px 32px rgba(60, 60, 120, 0.08);
            padding: 48px 32px;
            text-align: center;
            max-width: 400px;
        }
        .icon {
            font-size: 72px;
            color: #4f8ef7;
            margin-bottom: 16px;
        }
        h1 {
            font-size: 2.5rem;
            font-weight: 700;
            margin-bottom: 12px;
        }
        p {
            font-size: 1.2rem;
            color: #666;
            margin-bottom: 24px;
        }
        a {
            display: inline-block;
            padding: 12px 32px;
            background: #4f8ef7;
            color: #fff;
            border-radius: 8px;
            text-decoration: none;
            font-size: 1rem;
            font-weight: 500;
            box-shadow: 0 2px 8px rgba(79, 142, 247, 0.12);
            transition: background 0.2s;
        }
        a:hover {
            background: #2563eb;
        }
    </style>
</head>
<body>
    <div class="container">
        <div class="icon">😕</div>
        <h1>404 页面未找到</h1>
        <p>很抱歉，您访问的页面不存在或已被删除。</p>
        <a href="/">返回首页</a>
    </div>
</body>
</html>